diff options
| author | Matthew Wilcox <mawilcox@microsoft.com> | 2016-12-14 15:09:19 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-12-14 16:04:10 -0800 |
| commit | 444306129a920015a2cc876d13fcbf52382f39bd (patch) | |
| tree | 97b472a7a3a5e556d9ed331cbee0a75233bc1efe /net/rxrpc/conn_client.c | |
| parent | 37f4915fef0572e41ab91b7d3f7feb237cddbd92 (diff) | |
| download | op-kernel-dev-444306129a920015a2cc876d13fcbf52382f39bd.zip op-kernel-dev-444306129a920015a2cc876d13fcbf52382f39bd.tar.gz | |
rxrpc: abstract away knowledge of IDR internals
Add idr_get_cursor() / idr_set_cursor() APIs, and remove the reference
to IDR_SIZE.
Link: http://lkml.kernel.org/r/1480369871-5271-65-git-send-email-mawilcox@linuxonhyperv.com
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Reviewed-by: David Howells <dhowells@redhat.com>
Tested-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Konstantin Khlebnikov <koct9i@gmail.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/rxrpc/conn_client.c')
| -rw-r--r-- | net/rxrpc/conn_client.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/rxrpc/conn_client.c b/net/rxrpc/conn_client.c index 60ef960..6cbcdcc 100644 --- a/net/rxrpc/conn_client.c +++ b/net/rxrpc/conn_client.c @@ -263,12 +263,12 @@ static bool rxrpc_may_reuse_conn(struct rxrpc_connection *conn) * times the maximum number of client conns away from the current * allocation point to try and keep the IDs concentrated. */ - id_cursor = READ_ONCE(rxrpc_client_conn_ids.cur); + id_cursor = idr_get_cursor(&rxrpc_client_conn_ids); id = conn->proto.cid >> RXRPC_CIDSHIFT; distance = id - id_cursor; if (distance < 0) distance = -distance; - limit = round_up(rxrpc_max_client_connections, IDR_SIZE) * 4; + limit = max(rxrpc_max_client_connections * 4, 1024U); if (distance > limit) goto mark_dont_reuse; |
